Plastic Hotel Key Card / Touch Memory Ibutton TM Card Read & Write RW1990

$0.15 - $0.30
Min. Order
10 Pieces
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Company Information

Shenzhen Toptag Technology Co., Ltd.

CN Manufacturer, Trading Company
Response Time
Response Rate:
US$ 80,000+
8 Years Paid Supplier Supplier Trade Assurance
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Quick Details

Port: Shenzhen
Payment Terms: T/T,Western Union,Paypal
Supply Ability: 500000 Piece/Pieces per Month
Design: I button
Brand Name: Toptag
Place of Origin: Guangdong China
Packing: 100pcs/box
Memory: 64 bits
Size: 16.25*5.89MM or customized
Chip type: Readable and writable
Color: Red, green, blue, yellow, black, etc
Material: Stainless Steel,ABS
Chip: RW1990A, RW1990B, DS1990A
ID number: Engraved
Packaging Detail: each 100pcs in a box, each 5000pcs in a carton


Plastic Hotel Key Card / Touch Memory Ibutton TM Card Read & Write RW1990

TM card is similar to a button battery in shape and can be inlaid into a card, key button and other objects.

You can replace the data line, address line, control line and power line with a single line so that TM card achieves single line communication through a multi -function device. 

According to whether the Memory in TM card is encrypted or not, TM card can be divided into encrypted TM card and non-encrypted TM card. Most of TM cards are non-encrypted.



Details of TM Card/Wristband




Band dia 65mm,stretchable

TM Key


Handle L40mm*W15mm





100% SGS approval silicone, eco-friendly


Can be customized based on the actual samples or your 3D drawing


8K bits RAM~64k bits RAM



Life Time

Over 10 years



* Access control, Hotel, Smart community, Fire alarm control;

*Swimming pools,water patrol,field work is extremely humid environment.



* Closed-loop wrist strap structure,flexible,easy to wear,easy to use.

* Read time:350,000 times


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